package test.chapter6.service.impl;

import org.springframework.stereotype.Service;
import test.chapter6.service.IHelloWorldService;

/**
 * Created by yijy on 2017/8/14.
 */
public class HelloWorldService implements IHelloWorldService {
    @Override
    public void sayHello() {
        System.out.println("==================Hello world!");
    }
}
